208082975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{16883}}^1$

素因数の和:16939

約数の個数: 24

約数和(自身を含む): 282638160

約数和(自身を除く): 74555185

約数列:

[1, 5, 17, 25, 29, 85, 145, 425, 493, 725, 2465, 12325, 16883, 84415, 287011, 422075, 489607, 1435055, 2448035, 7175275, 8323319, 12240175, 41616595, 208082975]

約数ペア:

[(1, 208082975), (5, 41616595), (17, 12240175), (25, 8323319), (29, 7175275), (85, 2448035), (145, 1435055), (425, 489607), (493, 422075), (725, 287011), (2465, 84415), (12325, 16883)]